Curriculum Development Center for Science and Mathematics, Science Education Center University of the Philippines. (1977). High school science 1: Exploring our environment. Department of Education Culture and Sports.
Chicago-Zitierstil (17. Ausg.)Curriculum Development Center for Science and Mathematics, Science Education Center University of the Philippines. High School Science 1: Exploring Our Environment. Manila: Department of Education Culture and Sports, 1977.
MLA-Zitierstil (9. Ausg.)Curriculum Development Center for Science and Mathematics, Science Education Center University of the Philippines. High School Science 1: Exploring Our Environment. Department of Education Culture and Sports, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.